%I #20 Jul 24 2023 05:56:43
%S 1,12,60,214,600,1443,3089
%N a(n) is the minimal value of Sum_{i=1..n} Product_{j=1..5} r_j(i), where each r_j is a permutation of {1,2,...,n}.
%C See Wu link for sets of permutations that achieve the value of a(n).
%H Chai Wah Wu, <a href="http://arxiv.org/abs/1508.02934">Permutations r_j such that ∑i∏j r_j(i) is maximized or minimized</a>. arXiv:1508.02934 [math.CO], 2015.
%Y Cf. A000292 (two permutations), A070735 (three permutations), A070736 (four permutations), A260357 (six permutations), A260358 (seven permutations), A260359 (eight permutations), A260355.
%K nonn,more
%O 1,2
%A _Chai Wah Wu_, Jul 28 2015
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